国家/地区 印度（2）
IPC部 C（3）
IPC大类 C08（3） C01（2）
IPC小类 C08K（3） C01B（2）
IPC C08K003/04（3）
发明人
公开年
申请年 2021（2） 
专利权人 LG ELECTRONICS INC（3）

Adding graphene derivatives in active layer and substrate layer in filtration membrane, involves adding predetermined quantity of graphene derivatives to predetermined quantity of organic solvent, and mixing graphene derivatives with organic solvent in predetermined ratio to form graphene dispersion.

KAUSHIK A

Addition of graphene derivatives in ultrafiltration membrane used for removing harmful microbes, comprises mixing graphene derivatives with organic solvent, and mixing graphene-solvent dispersion with polymer solution resulting in homogenously dispersed graphene derivative.

AYUSHI K

Material used for sensor for sensing gas including toxic gas and volatile organic compound, e.g. nitrogen-based compound, alcohol, ketone, aldehyde or thiol compound, preferably acetone, ammonia, formaldehyde or methyl mercaptan, comprises polypyrrole derivative and carbon material.

KANG S, TAKADA M, KIM J, HWANG B, HWANG P Y, KIM J Y, KANG S M